Finding the Fourth Proportional to 64,185.77, 88,569.55 and 35,500.88

Step by Step Solution

1. Step 1: Write the proportion equation
   64,185.77 : 88,569.55 = 35,500.88 : x
2. Step 2: Convert to fraction form
   64,185.77/88,569.55 = 35,500.88/x
3. Step 3: Cross multiply
   64,185.77x = 88,569.55 × 35,500.88
4. Step 4: Simplify right side
   64,185.77x = 3,144,296,523.36
5. Step 5: Solve for x
   x = 3,144,296,523.36/64,185.77
6. Step 6: Final answer
   x = 48,987.44